Stay harder make it longer for her. The Screaming O Double Whammy gives fuller, firmer erections for better sex! The ring helps control premature ejaculation and gives a more intense orgasmic experience. It's made of super-stretchy material to make it extra comfortable. It's reusable and comes with replaceable batteries. Features an easy on/off button, wireless, and produces 60+ minutes of strong vibrations. Waterproof.